Extensions 1→N→G→Q→1 with N=C22 and Q=C4.Dic7

Direct product G=N×Q with N=C22 and Q=C4.Dic7
dρLabelID
C22×C4.Dic7224C2^2xC4.Dic7448,1234

Semidirect products G=N:Q with N=C22 and Q=C4.Dic7
extensionφ:Q→Aut NdρLabelID
C221(C4.Dic7) = C42.47D14φ: C4.Dic7/C7⋊C8C2 ⊆ Aut C22224C2^2:1(C4.Dic7)448,545
C222(C4.Dic7) = C24.4Dic7φ: C4.Dic7/C2×C28C2 ⊆ Aut C22112C2^2:2(C4.Dic7)448,741

Non-split extensions G=N.Q with N=C22 and Q=C4.Dic7
extensionφ:Q→Aut NdρLabelID
C22.1(C4.Dic7) = C56.92D4φ: C4.Dic7/C7⋊C8C2 ⊆ Aut C222244C2^2.1(C4.Dic7)448,118
C22.2(C4.Dic7) = C56.16Q8φ: C4.Dic7/C2×C28C2 ⊆ Aut C221122C2^2.2(C4.Dic7)448,20
C22.3(C4.Dic7) = C28.15C42φ: C4.Dic7/C2×C28C2 ⊆ Aut C221124C2^2.3(C4.Dic7)448,23
C22.4(C4.Dic7) = C24.Dic7φ: C4.Dic7/C2×C28C2 ⊆ Aut C22112C2^2.4(C4.Dic7)448,82
C22.5(C4.Dic7) = (C2×C28)⋊C8φ: C4.Dic7/C2×C28C2 ⊆ Aut C22224C2^2.5(C4.Dic7)448,85
C22.6(C4.Dic7) = C42.7Dic7φ: C4.Dic7/C2×C28C2 ⊆ Aut C22224C2^2.6(C4.Dic7)448,460
C22.7(C4.Dic7) = (C2×C28)⋊3C8central extension (φ=1)448C2^2.7(C4.Dic7)448,81
C22.8(C4.Dic7) = C2×C42.D7central extension (φ=1)448C2^2.8(C4.Dic7)448,455
C22.9(C4.Dic7) = C2×C28⋊C8central extension (φ=1)448C2^2.9(C4.Dic7)448,457
C22.10(C4.Dic7) = C2×C28.55D4central extension (φ=1)224C2^2.10(C4.Dic7)448,740

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